动脉粥样硬化是肾动脉狭窄的常见病因。动脉粥样硬化常引起两侧肾动脉完全性阻塞 ,肾功能受累 ,并引起其他动脉病变 ,狭义缺血性肾脏病一般指此类动脉病变。Harding等在 1992年报道 ,对 130 5例临床疑诊冠心病患者同时进行冠状动脉和肾动脉造影发现 ,95 %患者肾动脉正常 ,但在 Atherosclerosis is a common cause of renal artery stenosis. Atherosclerosis often cause complete obstruction of both sides of the renal artery, renal involvement, and cause other arterial lesions, narrow ischemic kidney disease generally refers to such lesions. Harding et al reported in 1992, 1305 cases of suspected coronary heart disease in patients with coronary artery and renal artery angiography found that 95% of patients with normal renal artery, but in